24 Camera PoE System : (1) 64 Channel Ultra 4K NVR + (24) 1080P 2MP 30FPS 2.8-12mm IP PoE Bullet Cameras + (2) 6TB + (1) 26 Port PoE Network Switch : Business Grade – www.CCTV.supplies
Amazon.com : Hikvision NVR 64 Channel DS-9664NI-I8 Embedded 4K Network Video Recorder Up to 12MP Resolution Recording Support 6TB(Not Include) Support Upgrade : Electronics
4 Camera 4 Channel 1080p Full HD DVR Security System
64 to 128 Channel NVR by CCTV Camera World
ZOSI 8-Channel 1080P DVR 2TB Video Surveillance System with 4 Wired Outdoor Security Cameras 8VN-418B4S-20-US - The Home Depot
WD80PURZ-8TB Western Digital Purple Hard Drive
24 Camera PoE System : (1) 64 Channel Ultra 4K NVR + (24) 1080P 2MP 30FPS 2.8-12mm IP PoE Bullet Cameras + (2) 6TB + (1) 26 Port PoE Network Switch : Business Grade – www.CCTV.supplies
Amazon.com : 64 Channel Network Video Recorder - 4K NVR Up to 12MP Recording Compatible with Hikvision DS-9664NI-I8 English Version : Electronics
Amazon.com : FLIR Digimerge DNR8640 4K HD Security NVR, 64 Ch, 16 PoE, 4 HDD Slot, Supports 720p/1080p/3MP/4MP/2K/5MP/8MP/4K Flir, Lorex, and Dahua IP Cameras, Dahua DMSS, Rack Mount, Black, NO HDD :
24/7 Security Unleashed: SureVision 64-Channel Network Video Recorder
Amazon.com : 64 Channel Network Video Recorder - 4K NVR Up to 12MP Recording Compatible with Hikvision DS-9664NI-I8 English Version : Electronics
Best Buy: Lorex 8-Channel, 8-Camera Indoor/Outdoor Wired 4K UHD 2TB DVR Surveillance System White D841A82-8DA8-E
64 Channel NVR Security Camera System with 40 * 8MP IP Turret 3.6mm Fixed Lens Camera, Face Recognition, Human & Vehicle Detection, Built-in Mic, PoE – GW Security
64 Channel Analog DVR 3U - YouTube
Digital & Network Video Recorders | 32 Channel - 64 Channel
PC Based DVRs | NUUO DVR
Mini Camera Wireless Wifi IP Security Camcorder HD 1080P DV DVR Night Vision - Walmart.com
24/7 Security Unleashed: SureVision 64-Channel Network Video Recorder
NVR64P16-4 - 64 Channel 4K HD NVR with 16 Built In PoE Ports
AXIS S1264 Camera Station Recording Server - 02540-001
HD 1080p HDD 4Ch 4G GPS Wifi MDVR Kit SD Card Dvr Camera System For Vehicle Truck Bus - AliExpress
64 Channel NVR Security Camera System with 56 * 5MP IP Turret 2.8mm Fixed Lens Camera, Human Detection, Built-In Microphone, PoE – GW Security
NVR Recorder for IP cameras with 64 channels HDMI 1080P ONVIF
Amazon.com : Dahua NVR608-64-4KS2 64 Channel Ultra 4K H.265 Smart Tracking and Intelligent Video Network Video Recorder IP NVR English Version : Electronics